Wiki information Malaise:

Malaise

Symptom

Malaise is a feeling of general discomfort or uneasiness, of being "out of sorts", often the first indication of an infection or other disease. The word has existed in the French language since at least the 12th century. The term is also often used...

Malaise trap

A Malaise trap is a large, tent-like structure used for trapping flying insects, particularly Hymenoptera and Diptera. The trap is made of a material such as terylene netting and can be various colours. Insects fly into the tent wall and are...